PROCEDURE
REMOVE EGR WITH COOLER PIPE SUB-ASSEMBLY
REMOVE BATTERY
REMOVE AIR CLEANER CAP SUB-ASSEMBLY WITH NO. 1 AIR CLEANER HOSE
REMOVE NO. 1 EGR COOLER BRACKET
REMOVE FUEL INLET PIPE SUB-ASSEMBLY
Using a wrench (17 mm), hold the supply pump nut, and using a union nut wrench (17 mm), separate the union nut from the supply pump first.
Then remove the union nut from the common rail, and remove the fuel inlet pipe.
After removing the fuel inlet pipe, cover the common rail with vinyl tape and cover the injector inlet with a vinyl or plastic bag in order to prevent dust and foreign matter from entering.
REMOVE SUPPLY PUMP ASSEMBLY
Disconnect the 2 fuel hoses.
Remove the bolt and separate the fuel pipe sub-assembly.
Disconnect the 2 connectors from the fuel supply pump.
Remove the retainer spring and separate the nozzle leakage pipe.
Disconnect the No. 2 fuel hose.
Remove the 3 bolts and supply pump.
Remove the O-ring.
REMOVE NO. 1 SUPPLY PUMP DRIVE COUPLING
Remove the No. 1 supply pump drive coupling.
Note
When removing the supply pump, make sure that the drive coupling does not fall off, as it can be easily removed. If the drive coupling falls off, replace it with a new one.